Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Screenshot of a TOPSAN entry [PDB id: 3kk7 (9)]. Automatically generated data (data from external sources) are combined with human input (WYSIWIG editor, tagging, discussion page) and analyses (tools). Authorship and version tracking enable accountability and quality control. Semantic web technologies enable easy import and export of this data. Details of the data specifications can be found on the website.
